Document Type : Original Article
Authors
1 M.Sc. Student in Midwifery, Student Research Committee, School of Nursing and Midwifery, Iran University of Medical Sciences, Tehran, Iran.
2 Associate Professor, Nursing Care Research Center, Department of Midwifery and Reproductive Health, School of Nursing and Midwifery, Iran University of Medical Sciences, Tehran, Iran.
3 Professor, Department of Statistics and Epidemiology, Faculty of Health, Tabriz University of Medical Sciences, Tabriz, Iran.
Abstract
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